21148352

素因数分解:

$2^6\times {\mathrm{491}}^1\times {\mathrm{673}}^1$

素因数の和:1176

約数の個数: 28

約数和(自身を含む): 42114216

約数和(自身を除く): 20965864

約数列:

[1, 2, 4, 8, 16, 32, 64, 491, 673, 982, 1346, 1964, 2692, 3928, 5384, 7856, 10768, 15712, 21536, 31424, 43072, 330443, 660886, 1321772, 2643544, 5287088, 10574176, 21148352]

約数ペア:

[(1, 21148352), (2, 10574176), (4, 5287088), (8, 2643544), (16, 1321772), (32, 660886), (64, 330443), (491, 43072), (673, 31424), (982, 21536), (1346, 15712), (1964, 10768), (2692, 7856), (3928, 5384)]